Page 184 - Schaum's Outline of Differential Equations
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CHAP.  18]      GRAPHICAL METHODS FOR SOLVING DIFFERENTIAL EQUATIONS                  167


































                                                 Fig.  18-12



               n = 0:

                     But


                     Hence.

               n = l:


                     But



                     Hence,

               n = 2:

                     But


                     Hence,


               n = 3:

                     But



                     Hence,
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